[dm-devel] [PATCH 1/2] md/raid0: Introduce new array state 'broken' for raid0

[Guilherme G. Piccoli]

On 31/07/2019 16:43, Song Liu wrote:
>[...]
>> @@ -4315,6 +4329,7 @@ array_state_store(struct mddev *mddev, const char *buf, size_t len)
>>                 break;
>>         case write_pending:
>>         case active_idle:
>> +       case broken:
>>                 /* these cannot be set */
>>                 break;
>>         }
> 
> Maybe it is useful to set "broken" state? When user space found some issues
> with the drive?
> 
> Thanks,
> Song

Hi Song, thanks a lot for your feedback. I can easily add that in V2
along with Neil's suggestion, I agree with you.
There is a 2/2 patch regarding the mdadm counterpart; you should have
received the email, but for completeness, the link is:

lore.kernel.org/linux-block/20190729203135.12934-3-gpiccoli at canonical.com

Thanks,


Guilherme